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Corporate

Mailing Addresses

Who to Write

Addresses and Additional Information

Customer Service

Written inquiries may be submitted to:
CGS Administrators, LLC
J15 Part A PCC
PO Box 20200
Nashville, TN 37202

Email: Online Help Center

Note: DO NOT send Protected Health Information (PHI) or Personally Identifiable Information (PII) via email.

CMS guidelines allow up to 45 business days to respond.

AppealsPDF

Mailing address:
CGS Administrators, LLC
J15 Part A Appeals
PO Box 20006
Nashville, TN 37202

FedEx/UPS/Certified Mail:
CGS Administrators, LLC
J15 Part A Appeals
26 Century Blvd STE ST610
Nashville, TN 37214-3685

935 Appeals related to Overpayments:
CGS
J15 Part A Overpayments Appeals
PO BOX 20022
Nashville, TN 37202

myCGS

Claims

CGS Administrators, LLC
J15 Part A Claims
PO Box 20211
Nashville, TN 37202

Congressional Inquiries

CGS Administrators, LLC
J15 Part A/B Correspondence
PO Box 20018
Nashville, TN 37202

Contracting Officer's Representative

Send feedback to the Centers for Medicare & Medicaid Services (CMS) about your experiences with CGS:

Ann Clemens
Medicare Contractor Management Group
J15 Contracting Officer's Representative
Centers for Medicare & Medicaid Services
1961 Stout St. Rm 08-148
Denver, CO 80294

J15 Project Officer

Melissa Lamb
J15 Project Officer
CGS Administrators, LLC
26 Century Blvd STE ST610
Nashville, TN 37214-3685

Cost Reports

Mailing Address:
CGS Administrators, LLC
J15 Part A Audit and Reimbursement
PO Box 20020
Nashville, TN 37202

FedEx/UPS/Certified Mail:
CGS Administrators, LLC
J15 Audit and Reimbursement
26 Century Blvd STE ST610
Nashville, TN 37214-3685

Medicare Cost Report e-Filing (MCReF) systemExternal Website

Cost Report Overpayments (checks only)

Kentucky Providers:
CGS
Part A KY - Lockbox # 957582
1005 Convention Plaza
SL-MO-C1WS
St. Louis, MO 63101

Ohio Providers:
CGS
Part A Ohio - Lockbox # 957635
1005 Convention Plaza
SL-MO-C1WS
St. Louis, MO 63101

Credit Balance Reports

Mailing Address:
CGS Administrators, LLC
J15 Credit Balance Reporting
PO Box 20023
Nashville, TN 37202

FedEx/UPS/Certified Mail:
CGS Administrators, LLC
J15 Credit Balance Reporting
26 Century Blvd STE ST610
Nashville, TN 37214-3685

myCGS

Medical Director

Send clinical questions

Neil S. Sandler, MD
Chief Medical Officer, J15 A/B MAC
CGS Administrators, LLC
26 Century Blvd STE ST610
Nashville, TN 37214-3685
Email: cmd.inquiry@cgsadmin.com

Medical Review

Mailing Address:
CGS Administrators, LLC
J15 Part A Medical Review
PO Box 20021
Nashville, TN 37202

FedEx/UPS/Certified Mail:
CGS Administrators, LLC
J15 Part A Medical Review
26 Century Blvd STE ST610
Nashville, TN 37214-3685

Medicare Secondary Payer (MSP)

To update beneficiary information with the Benefits Coordination & Recovery Center (BCRC),

Mailing address:
Medicare – MSP General Correspondence
P.O. Box 138897
Oklahoma City, OK 73113-8897

Freedom of Information (FOIA)

J15 — Part A/B Correspondence
CGS Administrators, LLC
PO Box 20018
Nashville, TN 37202

Provider Enrollment

Electronic Funds Transfer (EFT) Authorization Agreement (CMS-588) Form

CGS
J15 Part A Provider Enrollment
PO Box 20004
Nashville, TN 37202
For telephone assistance, please call the Provider Contact Center at 866.590.6703
Access Internet-based PECOSExternal Website(note: your facility's Authorized Official must register first)
Obtain electronic CMS 855 application formsExternal Website

Investigational Device Exemption Requests

E-mail: J15IDE@cgsadmin.com

Provider Audit – Desk Reviews, Audits & Settlements

Mailing Address:
CGS Administrators, LLC
J15 Part A Audit and Reimbursement
PO Box 20020
Nashville, TN 37202

FedEx/UPS/Certified Mail:
CGS Administrators, LLC
J15 Part A Audit and Reimbursement
26 Century Blvd STE ST610
Nashville, TN 37214-3685

Provider Audit – Appeals and Reopenings

Mailing Address:
CGS Administrators, LLC
J15 Part A Audit and Reimbursement
PO Box 20020
Nashville, TN 37202

FedEx/UPS/Certified Mail:
CGS Administrators, LLC
J15 Part A Audit and Reimbursement
26 Century Blvd STE ST610
Nashville, TN 37214-3685

E-mail address for filing cost report appeals: J15.CR.Appeals@CGSAdmin.com
E-mail address for filing cost report reopenings: J15.CR.Reopening@CGSAdmin.com

Provider Reimbursement

  • Interim rate information
  • Reimbursement issues
  • Reimbursement specialist
  • Submission of certificates

Mailing Address:
CGS Administrators, LLC
J15 Part A Audit and Reimbursement
PO Box 20020
Nashville, TN 37202

E-mail: J15.Reimbursement@CGSAdmin.com

FedEx/UPS/Certified Mail:
CGS Administrators, LLC
J15 Part A Audit and Reimbursement
26 Century Blvd STE ST610
Nashville, TN 37214-3685

Provider Outreach and Education (POE)

Request education/training or request a speaker for association meetings in your state.
CGS
J15 Part A POE
P.O. Box 20200
Nashville, TN 37202
Email your request to J15_PartA_Education@cgsadmin.com

Refund Checks

CGS – J15 Part A Kentucky
PO Box 957582
St. Louis, MO 63195-7065

CGS – J15 Part A Ohio
PO Box 957635
St. Louis, MO 63195-7352

Overpayments

  • Overpayments
  • Checks for cost report and credit balances
  • Immediate offset requests

Kentucky Providers:
CGS - J15 Part A Kentucky
PO Box 957582
St. Louis, MO 63195-7582

Ohio Providers:
CGS - J15 Part A Ohio
PO Box 957635
St. Louis, MO 63195-7635

Quality Improvement Organization (QIO)

Kentucky – KEPRO Region 4:
5201 West Kennedy Boulevard Suite 900
Tampa, Florida 33609
KEPRO WebsiteExternal website

Ohio – Livanta Region 5:
10820 Guilford Road, Suite 202
Annapolis Junction, MD 20701-1105
Livanta WebsiteExternal website

Qualified Independent Contractor (QIC) Part A West Jurisdiction (KY and OH)

Maximus Federal Services
3750 Monroe Ave
Part A West – Suite 706
Pittsford, NY 14534
http://www.medicarepartaappeals.comExternal Website

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